summaryrefslogtreecommitdiff
path: root/arch/nios/lib/board.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/nios/lib/board.c')
-rw-r--r--arch/nios/lib/board.c168
1 files changed, 0 insertions, 168 deletions
diff --git a/arch/nios/lib/board.c b/arch/nios/lib/board.c
deleted file mode 100644
index 5d2fb2e..0000000
--- a/arch/nios/lib/board.c
+++ /dev/null
@@ -1,168 +0,0 @@
-/*
- * (C) Copyright 2003, Psyent Corporation <www.psyent.com>
- * Scott McNutt <smcnutt@psyent.com>
- *
- * (C) Copyright 2000-2002
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <stdio_dev.h>
-#include <watchdog.h>
-#include <malloc.h>
-#include <net.h>
-#ifdef CONFIG_STATUS_LED
-#include <status_led.h>
-#endif
-
-DECLARE_GLOBAL_DATA_PTR;
-
-/*
- * All attempts to come up with a "common" initialization sequence
- * that works for all boards and architectures failed: some of the
- * requirements are just _too_ different. To get rid of the resulting
- * mess of board dependend #ifdef'ed code we now make the whole
- * initialization sequence configurable to the user.
- *
- * The requirements for any new initalization function is simple: it
- * receives a pointer to the "global data" structure as it's only
- * argument, and returns an integer return code, where 0 means
- * "continue" and != 0 means "fatal error, hang the system".
- */
-
-
-typedef int (init_fnc_t) (void);
-
-
-/************************************************************************
- * Initialization sequence *
- ***********************************************************************/
-
-init_fnc_t *init_sequence[] = {
-
-#if defined(CONFIG_BOARD_EARLY_INIT_F)
- board_early_init_f, /* Call board-specific init code early.*/
-#endif
-
- env_init,
- serial_init,
- console_init_f,
- display_options,
- checkcpu,
- checkboard,
- NULL, /* Terminate this list */
-};
-
-
-/***********************************************************************/
-void board_init (void)
-{
- bd_t *bd;
- init_fnc_t **init_fnc_ptr;
- char *s, *e;
- int i;
-
- /* Pointer is writable since we allocated a register for it.
- * Nios treats CONFIG_SYS_GBL_DATA_OFFSET as an address.
- */
- gd = (gd_t *)CONFIG_SYS_GBL_DATA_OFFSET;
- /* compiler optimization barrier needed for GCC >= 3.4 */
- __asm__ __volatile__("": : :"memory");
-
- memset( gd, 0, CONFIG_SYS_GBL_DATA_SIZE );
-
- gd->bd = (bd_t *)(gd+1); /* At end of global data */
- gd->baudrate = CONFIG_BAUDRATE;
- gd->cpu_clk = CONFIG_SYS_CLK_FREQ;
-
- bd = gd->bd;
- bd->bi_memstart = CONFIG_SYS_SDRAM_BASE;
- bd->bi_memsize = CONFIG_SYS_SDRAM_SIZE;
- bd->bi_flashstart = CONFIG_SYS_FLASH_BASE;
-#if defined(CONFIG_SYS_SRAM_BASE) && defined(CONFIG_SYS_SRAM_SIZE)
- bd->bi_sramstart= CONFIG_SYS_SRAM_BASE;
- bd->bi_sramsize = CONFIG_SYS_SRAM_SIZE;
-#endif
- bd->bi_baudrate = CONFIG_BAUDRATE;
-
- for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
- WATCHDOG_RESET ();
- if ((*init_fnc_ptr) () != 0) {
- hang ();
- }
- }
-
- WATCHDOG_RESET ();
-
- /* The Malloc area is immediately below the monitor copy in RAM */
- mem_malloc_init(CONFIG_SYS_MALLOC_BASE, CONFIG_SYS_MALLOC_LEN);
-
- WATCHDOG_RESET ();
- bd->bi_flashsize = flash_init();
-
- WATCHDOG_RESET ();
- env_relocate();
-
- bd->bi_ip_addr = getenv_IPaddr ("ipaddr");
-
- WATCHDOG_RESET ();
- stdio_init();
- jumptable_init();
- console_init_r();
- /*
- */
-
- WATCHDOG_RESET ();
- interrupt_init ();
-
-#ifdef CONFIG_STATUS_LED
- status_led_set(STATUS_LED_BOOT, STATUS_LED_BLINKING);
-#endif
-
- /* main_loop */
- for (;;) {
- WATCHDOG_RESET ();
- main_loop ();
- }
-}
-
-
-/***********************************************************************/
-
-void hang (void)
-{
-#ifdef CONFIG_STATUS_LED
- status_led_set(STATUS_LED_BOOT, STATUS_LED_OFF);
- status_led_set(STATUS_LED_RED, STATUS_LED_BLINKING);
-#endif
- puts("### ERROR ### Please reset board ###\n");
- for (;;);
-}
-
-unsigned long do_go_exec (ulong (*entry)(int, char *[]), int argc, char *argv[])
-{
- /*
- * x86 does not use a dedicated register to pass the pointer
- * to the global_data
- */
- argv[-1] = (char *)gd;
- return entry (argc, argv);
-}